Cách sử dụng
"Play upon" means to use a specific idea or emotion to influence or manipulate someone or something. It is often used when describing how someone is trying to get a specific reaction from someone else. For example, a politician may "play upon" people's fears to gain support for a controversial policy. Alternatively, a comedian might "play upon" common stereotypes to make their jokes funnier. Overall, "play upon" is a way to describe how someone is using something to their advantage.